英和和英

boundary between objects (boundary line)

to make a boundary （between two estates）

to be outside the border of something

to cross over a border

confine in a cage

to delineate a boundary

a boundary post

draw a boundary

to demarcate the boundary

form the boundary of

a conflict about the boundaries of an area

a conflict about a border

a line that indicates a boundary

borderline grades

the side―the flank

Stretch the limits

a side-view

a line of demarcation

a stupid face

an inclined plane

a region marking a boundary

shade within clear boundaries

a post that is used to signify a boundary

a boundary between two things

the diametral plane

set boundaries to and delimit

a mark that indicates the boundary of a certain place

the outside boundary or surface of something

Guinean borders

having no border